#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include "thread_pool.h"

int filesize(char *filename);

int readfile(char *filename,char **buff);

int readfile_by_pool(char *filename,char **buf,pool_t *pool);

int writetofile(char *filename,char *buff,int len);
